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  1. 19697

    It’s true that as we grow older, many aggravations that we used to take seriously seem to lose edge. Some of us, however, become grumpy, cantankerous oldsters. It’s generally recognized that a positive outlook on life has a favorable effect on general health. If that’s correct, then the “mellow oldsters” might have been a self-selected […]

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  2. Ecosystems

    A Chronicle of Coasts: Study charts historical changes in seas, estuaries

    New research compares the long-term ecological impact of human activities in estuaries and coastal seas on three continents.

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  3. Humans

    Letters from the June 24, 2006, issue of Science News

    Timely suggestions Clock time has long been out of step with the heavens (“To Leap or Not to Leap,” SN: 4/22/06, p.